"…Um, hello…" This would never cease to be awkward. Was he supposed to tell him he was his kid right off the bat? Not like he was this’ Booster’s son. But they still tended to freak out… Though they looked really similar, and dressed really similar, and the robotic AI floating near him wasn’t going to let him pass for a cosplayer.
"…Dad.” And then, he added in a hurry: “Kinda. You're not my dad, but other-you is, and other-other you tend to freak out about it, so I thought I'd just drop it…”
…Not that he made it less awkward like that.